Bird feeder



FIG. 1 is a front elevational view of a bird feeder showing the new design, with the rear view being a mirror image thereof;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side elevational view thereof, with the right side being a mirror image thereof;

FIG. 4 is left side perspective view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a left side perspective view thereof, illustrating its use with a bird feeder stand not considered part of the bird feeder.

The bird feeder stand in FIG. 6 is shown in broken lines for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a bird feeder, as shown and described. 